Base | Representation |
---|---|
bin | 10010110010110… |
… | …10000110101110 |
3 | 101222122201122111 |
4 | 21121122012232 |
5 | 310324433340 |
6 | 23351034234 |
7 | 3623022640 |
oct | 1131320656 |
9 | 358581574 |
10 | 157655470 |
11 | 80aa0985 |
12 | 4496b97a |
13 | 2687c57b |
14 | 16d1c890 |
15 | dc92aea |
hex | 965a1ae |
157655470 has 16 divisors (see below), whose sum is σ = 324319968. Its totient is φ = 54053280.
The previous prime is 157655461. The next prime is 157655471. The reversal of 157655470 is 74556751.
It is a happy number.
157655470 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157655471) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126041 + ... + 1126180.
It is an arithmetic number, because the mean of its divisors is an integer number (20269998).
Almost surely, 2157655470 is an apocalyptic number.
157655470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
157655470 is an abundant number, since it is smaller than the sum of its proper divisors (166664498).
157655470 is a wasteful number, since it uses less digits than its factorization.
157655470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2252235.
The product of its (nonzero) digits is 147000, while the sum is 40.
The square root of 157655470 is about 12556.0929432686. The cubic root of 157655470 is about 540.2187842315.
The spelling of 157655470 in words is "one hundred fifty-seven million, six hundred fifty-five thousand, four hundred seventy".
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